Drill bit



FIG. 1 is a perspective view of a drill bit showing our new design;

FIG. 2 is a front view of FIG. 1 , the rear view being a mirror image thereof;

FIG. 3 is a left side view of FIG. 1 , the right view being a mirror image thereof;

FIG. 4 is a top view of FIG. 1 ; and,

FIG. 5 is a bottom view of FIG. 1 . 

CLAIM The ornamental design for a drill bit, as shown and described. 